Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO6MKO callsign genealogy
Currently held by Open Research Institute, Inc.
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KO6MKO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KO6MKO.
- W6ORIactiveOpen Research Institute, Inc.CAgranted 2026-03-13